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[Octave-bug-tracker] [bug #61845] [octave forge] (image) speed of imrota


From: Hartmut
Subject: [Octave-bug-tracker] [bug #61845] [octave forge] (image) speed of imrotate with bicubic interpolation increased
Date: Tue, 18 Jan 2022 17:30:36 -0500 (EST)
User-agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:96.0) Gecko/20100101 Firefox/96.0

Follow-up Comment #2, bug #61845 (project octave):

Yes, that's really what I ment. I tried to use the same Octave version, to
proof that the execution time increase is really due to our octave package
version, and not due to the core Octave version. And the latest Octave
(7.0.90) is currently not able to install image 2.12.0, that's why I used
Octave 6.3.0 instead.

But in the octave code in comment #0 is a little typo. I ment to re-rotate the
image incrementally, i.e. I = imrotate(I, ...). But the given run times in
comment #0 are still correct for the given test code. So the given test code
is non-sense from the image processing stand point, but it is good enough to
show the drop in execution speed, let's just keep it as it is.

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  <https://savannah.gnu.org/bugs/?61845>

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